export function timeago (time) {
    var data = new Date(time);
    var dateTimeStamp = data.getTime()
    var minute = 1000 * 60;      //把分，时，天，周，半个月，一个月用毫秒表示
    var hour = minute * 60;
    var day = hour * 24;
    var week = day * 7;
    var month = day * 30;
    var year = month * 12;
    var now = new Date().getTime();   //获取当前时间毫秒
    var diffValue = now - dateTimeStamp;//时间差
   
    var result = "";
    if (diffValue < 0) {
      result = "" + "未来";
    }
    var minC = diffValue / minute;  //计算时间差的分，时，天，周，月
    var hourC = diffValue / hour;
    var dayC = diffValue / day;
    var weekC = diffValue / week;
    var monthC = diffValue / month;
    var yearC = diffValue / year;
   
    if (yearC >= 1) {
      result = " " + parseInt(yearC) + "年前"
    } else if (monthC >= 1 && monthC < 12) {
      result = " " + parseInt(monthC) + "月前"
    } else if (weekC >= 1 && weekC < 5 && dayC > 6 && monthC < 1) {
      result = " " + parseInt(weekC) + "周前"
    } else if (dayC >= 1 && dayC <= 6) {
      result = " " + parseInt(dayC) + "天前"
    } else if (hourC >= 1 && hourC <= 23) {
      result = " " + parseInt(hourC) + "小时前"
    } else if (minC >= 1 && minC <= 59) {
      result = " " + parseInt(minC) + "分钟前"
    } else if (diffValue >= 0 && diffValue <= minute) {
      result = "刚刚"
    }
   
    return result
  }